Seiko Cal. 6618 - 377

This Quartz model from 1986 features a 34mm PVD Black case. The Inner Rotating bezel and 34mm case give it a distinctive presence on the wrist. [seikata-wm-4257cac68aed]

Also known as: Baby Tuna

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

34mm

Case Thickness

11.1mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

160m

Dial Color

Cream

Jewels

25j

Frequency

36,000 bph

Power Reserve

57 hours

Year

1986

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